[gmx-users] random seed number

David van der Spoel spoel at xray.bmc.uu.se
Fri Jan 4 22:37:14 CET 2002

On Fri, 4 Jan 2002, Erik Nordling wrote:

>This is probably a trivial question but since I'm fairly new to this
>field so I ask it anyway. The gen_seed parameter in your files and
>examples are always 173529, I have so far manually changed that number
>whenever I remembered it, but is that necessary, if it is necessary, are
>there any rules regarding which numbers that can be chosen.
Prime numbers. Zero is a bad idea. I sometimes do series of identical runs
with only the random number changed, that gives you very fast different

Groeten, David.
Dr. David van der Spoel, 	Biomedical center, Dept. of Biochemistry
Husargatan 3, Box 576,  	75123 Uppsala, Sweden
phone:	46 18 471 4205		fax: 46 18 511 755
spoel at xray.bmc.uu.se	spoel at gromacs.org   http://zorn.bmc.uu.se/~spoel

More information about the gromacs.org_gmx-users mailing list